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420420301 = 7161937097
BaseRepresentation
bin11001000011110…
…001101011001101
31002022002120020021
4121003301223031
51330111422201
6105415022141
713263341110
oct3103615315
91068076207
10420420301
111a6352aa4
12b896a951
1369141112
143db9c577
1526d98ea1
hex190f1acd

420420301 has 8 divisors (see below), whose sum is σ = 480790080. Its totient is φ = 360127968.

The previous prime is 420420281. The next prime is 420420317. The reversal of 420420301 is 103024024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 420420301 - 25 = 420420269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420420361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7216 + ... + 29881.

It is an arithmetic number, because the mean of its divisors is an integer number (60098760).

Almost surely, 2420420301 is an apocalyptic number.

It is an amenable number.

420420301 is a deficient number, since it is larger than the sum of its proper divisors (60369779).

420420301 is a wasteful number, since it uses less digits than its factorization.

420420301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38723.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 420420301 is about 20504.1532622052. The cubic root of 420420301 is about 749.1369634196.

Adding to 420420301 its reverse (103024024), we get a palindrome (523444325).

The spelling of 420420301 in words is "four hundred twenty million, four hundred twenty thousand, three hundred one".

Divisors: 1 7 1619 11333 37097 259679 60060043 420420301